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14 Jun 2018 Android AsyncTask, you can interact with UI thread (Main Thread) with This example we are downloading data from GitHub API in string formate and Step 2. add internet permissions in manifest.xml, for internet connection.
This tutorial shares the complete source code for an Android AsyncTask and REST example. It shows how to use an AsyncTask to download REST data from a URL, and display that data in a TextView.
In this code we start a task in the onCreate method. This task is implemented as a private GetRSSDataTask class which extends AsyncTask class.